[#btck-ChainMan]
= xref:btck.adoc[btck]::ChainMan
:relfileprefix: ../
:mrdocs:

Owning wrapper over a `btck_ChainstateManager`, the entry point for block processing.

== Synopsis

Declared in `<kernel/bitcoinkernel_wrapper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class ChainMan;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:btck/ChainMan/2constructor.adoc[`ChainMan`]         [.small]#[constructor]#
| Constructs the manager from a context and its options.
| xref:btck/ChainMan/GetBestEntry.adoc[`GetBestEntry`] 
| Returns the best (most‐work) known block tree entry.
| xref:btck/ChainMan/GetBlockTreeEntry.adoc[`GetBlockTreeEntry`] 
| Looks up a block tree entry by hash.
| xref:btck/ChainMan/GetChain.adoc[`GetChain`] 
| Returns a view of the active chain.
| xref:btck/ChainMan/ImportBlocks.adoc[`ImportBlocks`] 
| Imports blocks from the given block files.
| xref:btck/ChainMan/ProcessBlock.adoc[`ProcessBlock`] 
| Validates and connects a block to the chain.
| xref:btck/ChainMan/ProcessBlockHeader.adoc[`ProcessBlockHeader`] 
| Validates and stores a block header.
| xref:btck/ChainMan/ReadBlock.adoc[`ReadBlock`] 
| Reads a full block from disk for a tree entry.
| xref:btck/ChainMan/ReadBlockSpentOutputs.adoc[`ReadBlockSpentOutputs`] 
| Reads the spent‐output undo data for a block.
|===



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